11867049 has 12 divisors (see below), whose sum is σ = 17302896. Its totient is φ = 7836792.

The previous prime is 11867041. The next prime is 11867059. The reversal of 11867049 is 94076811.

11867049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11867049 - 2³ = 11867041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11867041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5199 + ... + 7124.

It is an arithmetic number, because the mean of its divisors is an integer number (1441908).

Almost surely, 2^11867049 is an apocalyptic number.

It is an amenable number.

11867049 is a deficient number, since it is larger than the sum of its proper divisors (5435847).

11867049 is a wasteful number, since it uses less digits than its factorization.

11867049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12436 (or 12433 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 11867049 is about 3444.8583425157. The cubic root of 11867049 is about 228.0942016094.

The spelling of 11867049 in words is "eleven million, eight hundred sixty-seven thousand, forty-nine".